The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 19, 1998
Filed:
Oct. 20, 1995
Applicant:
Inventors:
Weiping Li, Bethlehem, PA (US);
Qinghong Cao, Bethlehem, PA (US);
Assignee:
Competitive Technologies, Inc., Westport, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08C / ; G08C / ;
U.S. Cl.
CPC ...
34087011 ; 34087003 ;
Abstract
A system is disclosed for monitoring strain on a structure, such as a bridge. A plurality of battery powered wireless monitoring units are adapted for attachment to the structure, each or the units including: a sensing transducer for producing signals representative of strain, processing circuitry for processing strain-representative signals, the processing circuitry including a rain flow counter, storage for storing, as processed signals, accumulated rain flow counts of predetermined magnitudes, and a transmitter for wireless transmission of the processed signals to a receiver.